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OPA4344UAG4 Datasheet(PDF) 2 Page - Texas Instruments |
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OPA4344UAG4 Datasheet(HTML) 2 Page - Texas Instruments |
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2 / 28 page  www.ti.com OPA344, 2344, 4344 OPA345, 2345, 4345 2 SBOS107A SPECIFICATIONS: VS = 2.7V to 5.5V At TA = +25°C, RL = 10kΩ connected to VS /2 and VOUT = VS /2, unless otherwise noted. Boldface limits apply over the temperature range, TA = –40°C to +85°C. OPA344NA, UA, PA OPA2344EA, UA, PA OPA4344EA, UA, PA PARAMETER CONDITION MIN TYP MAX UNITS OFFSET VOLTAGE Input Offset Voltage VOS VS = +5.5V, VCM = VS/2 ±0.2 ±1mV Over Temperature ±0.8 ±1.2 mV vs Temperature dVOS/dT ±3 µV/°C vs Power Supply PSRR VS = 2.7V to 5.5V, VCM < (V+) -1.8V 30 200 µV/V Over Temperature VS = 2.7V to 5.5V, VCM < (V+) -1.8V 250 µV/V Channel Separation, dc 0.2 µV/V f = 1kHz 130 dB INPUT BIAS CURRENT Input Bias Current IB ±0.2 ±10 pA Over Temperature See Typical Curve pA Input Offset Current IOS ±0.2 ±10 pA NOISE Input Voltage Noise f = 0.1 to 50kHz 8 µVrms Input Voltage Noise Density en f = 10kHz 30 nV/ √Hz Current Noise Density in f = 10kHz 0.5 fA/ √Hz INPUT VOLTAGE RANGE Common-Mode Voltage Range VCM –0.3 (V+) + 0.3 V Common-Mode Rejection Ratio CMRR VS = +5.5V, –0.3V < VCM < (V+)-1.8 76 92 dB Over Temperature VS = +5.5V, –0.3V < VCM < (V+)-1.8 74 dB Common-Mode Rejection CMRR VS = +5.5V, –0.3V < VCM < 5.8V 70 84 dB Over Temperature VS = +5.5V, –0.3V < VCM < 5.8V 68 dB Common-Mode Rejection CMRR VS = +2.7V, –0.3V < VCM < 3V 66 80 dB Over Temperature VS = +2.7V, –0.3V < VCM < 3V 64 dB INPUT IMPEDANCE Differential 1013 || 3 Ω || pF Common-Mode 1013 || 6 Ω || pF OPEN-LOOP GAIN Open-Loop Voltage Gain AOL RL = 100kΩ, 10mV < VO < (V+) –10mV 104 122 dB Over Temperature RL = 100kΩ, 10mV < VO < (V+) –10mV 100 dB RL = 5kΩ, 400mV < VO < (V+) –400mV 96 120 dB Over Temperature RL = 5kΩ, 400mV < VO < (V+) –400mV 90 dB FREQUENCY RESPONSE CL = 100pF Gain-Bandwidth Product GBW 1 MHz Slew Rate SR 0.8 V/ µs Settling Time, 0.1% VS = 5.5V, 2V Step 5 µs 0.01% VS = 5.5V, 2V Step 8 µs Overload Recovery Time VIN • G = VS 2.5 µs Total Harmonic Distortion + Noise THD+N VS = 5.5V, VO = 3Vp-p, G = 1, f = 1kHz 0.006 % OUTPUT Voltage Output Swing from Rail(1) RL = 100kΩ, AOL ≥ 96dB 1 mV RL = 100kΩ, AOL ≥ 104dB 3 10 mV Over Temperature RL = 100kΩ, AOL ≥ 100dB 10 mV RL = 5kΩ, AOL ≥ 96dB 40 400 mV Over Temperature RL = 5kΩ, AOL ≥ 90dB 400 mV Short-Circuit Current ISC ±15 mA Capacitive Load Drive CLOAD See Typical Curve POWER SUPPLY Specified Voltage Range VS 2.7 5.5 V Operating Voltage Range 2.5 to 5.5 V Quiescent Current (per amplifier) IQ VS = 5.5V, IO = 0 150 250 µA Over Temperature 300 µA TEMPERATURE RANGE Specified Range –40 85 °C Operating Range –55 125 °C Storage Range –65 150 °C Thermal Resistance θ JA SOT23-5 Surface Mount 200 °C/W MSOP-8 Surface Mount 150 °C/W 8-Pin DIP 100 °C/W SO-8 Surface Mount 150 °C/W TSSOP-14 Surface Mount 100 °C/W 14-Pin DIP 80 °C/W SO-14 Surface Mount 100 °C/W NOTE: (1) Output voltage swings are measured between the output and power-supply rails. |
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